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Finding the Fourth Proportional to 52,846.53, 79,269.62 and 13,403.54

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Solution

The fourth proportional to 52,846.53, 79,269.62 and 13,403.54 is: 20,105.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,846.53 : 79,269.62 = 13,403.54 : x
  2. Step 2: Convert to fraction form
    52,846.53/79,269.62 = 13,403.54/x
  3. Step 3: Cross multiply
    52,846.53x = 79,269.62 × 13,403.54
  4. Step 4: Simplify right side
    52,846.53x = 1,062,493,059.09
  5. Step 5: Solve for x
    x = 1,062,493,059.09/52,846.53
  6. Step 6: Final answer
    x = 20,105.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.